In the interface, you will see options for or "Activate Office" .
Using third-party activation tools bypasses Microsoft's licensing terms. For individuals, this violates the End User License Agreement (EULA). For businesses, utilizing such utilities can result in severe financial penalties and legal liability during a software compliance audit. 3. Official Alternatives
An activated-but-unlicensed copy of Windows does not receive the same level of support. While Microsoft sometimes allows unlicensed copies to receive security updates, they are not guaranteed. Furthermore, you are ineligible for any technical support from Microsoft.
A single executable file that leaves no registry traces after use.